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8a309a7d2a
* '' * '' * '' * Changes genesis block version to 0. * a * a * All tests are done. * All tests passed for changed block version from int32 to uint16 * Adds validation of rejecting blocks with unknown versions. * Changes txn version from int32 to uint16. * . * Adds comments to exported functions. * Change functions name from ConvertFromRpcScriptPubKeyToRPCScriptPubKey to ConvertFromAppMsgRPCScriptPubKeyToRPCScriptPubKey and from ConvertFromRPCScriptPubKeyToRpcScriptPubKey to ConvertFromRPCScriptPubKeyToAppMsgRPCScriptPubKey * change comment to "ScriptPublicKey represents a Kaspad ScriptPublicKey" * delete part (tx.Version < 0) that cannot be exist on the if statement. * Revert protobuf version. * Fix a comment. * Fix a comment. * Rename a variable. * Rename a variable. * Remove a const. * Rename a type. * Rename a field. * Rename a field. * Remove commented-out code. * Remove dangerous nil case in DomainTransactionOutput.Clone(). * Remove a constant. * Fix a string. * Fix wrong totalScriptPubKeySize in transactionMassStandalonePart. * Remove a constant. * Remove an unused error. * Fix a serialization error. * Specify version types to be uint16 explicitly. * Use constants.ScriptPublicKeyVersion. * Fix a bad test. * Remove some whitespace. * Add a case to utxoEntry.Equal(). * Rename scriptPubKey to scriptPublicKey. * Remove a TODO. * Rename constants. * Rename a variable. * Add version to parseShortForm. Co-authored-by: tal <tal@daglabs.com> Co-authored-by: stasatdaglabs <stas@daglabs.com>
49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
package transactionvalidator
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import (
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"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
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"github.com/kaspanet/kaspad/domain/consensus/ruleerrors"
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"github.com/kaspanet/kaspad/domain/consensus/utils/estimatedsize"
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"github.com/kaspanet/kaspad/domain/consensus/utils/transactionhelper"
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"github.com/kaspanet/kaspad/domain/consensus/utils/txscript"
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)
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func (v *transactionValidator) transactionMassStandalonePart(tx *externalapi.DomainTransaction) uint64 {
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size := estimatedsize.TransactionEstimatedSerializedSize(tx)
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totalScriptPubKeySize := uint64(0)
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for _, output := range tx.Outputs {
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totalScriptPubKeySize += 2 //output.ScriptPublicKey.Version (uint16)
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totalScriptPubKeySize += uint64(len(output.ScriptPublicKey.Script))
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}
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return size*v.massPerTxByte + totalScriptPubKeySize*v.massPerScriptPubKeyByte
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}
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func (v *transactionValidator) transactionMass(tx *externalapi.DomainTransaction) (uint64, error) {
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if transactionhelper.IsCoinBase(tx) {
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return 0, nil
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}
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standaloneMass := v.transactionMassStandalonePart(tx)
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sigOpsCount := uint64(0)
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var missingOutpoints []*externalapi.DomainOutpoint
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for _, input := range tx.Inputs {
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utxoEntry := input.UTXOEntry
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if utxoEntry == nil {
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missingOutpoints = append(missingOutpoints, &input.PreviousOutpoint)
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continue
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}
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// Count the precise number of signature operations in the
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// referenced public key script.
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sigScript := input.SignatureScript
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isP2SH := txscript.IsPayToScriptHash(utxoEntry.ScriptPublicKey())
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sigOpsCount += uint64(txscript.GetPreciseSigOpCount(sigScript, utxoEntry.ScriptPublicKey(), isP2SH))
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}
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if len(missingOutpoints) > 0 {
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return 0, ruleerrors.NewErrMissingTxOut(missingOutpoints)
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}
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return standaloneMass + sigOpsCount*v.massPerSigOp, nil
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}
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